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Electrician Combat Series Book Property Electrician Skills Crash and Practical Skills

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  • Data category: Electric Power
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Electrician Combat Series Book Property Electrician Skills Crash and Practical SkillsPublished: 2017
Series edited items: Introduction to electricians' practical books This book introduces the basic knowledge of property electricians, the basic structure, working principle, use and maintenance of power supply and distribution, electrical lighting, common electromechanical equipment, elevators, etc., and focuses on residential areas. The selection, installation, use and maintenance of telephone systems, satellite receiving and cable television systems, fire alarm and automatic fire extinguishing systems, and security systems. This book is suitable for self-study of property electricians with junior high school education or above. It can also be read by electrical technicians. It can also be used as a training book for various short-term training courses.
Chapter 1 Basic Knowledge of Property Electrician
1.1 Overview of Intelligent Buildings 1
The composition of 1.1.1 community intelligent systemOne
1.1.2 Service functions of intelligent buildings 1
1.2 Industry Scope and Skill Requirements of Property Electricians 2
1.2.1 Industry Scope of Property Electrician 2
1.2.2 Skill characteristics of property electricians 3
1.2.3 Basic requirements for property electricians 3
Chapter 2 Power Supply and Distribution in Property Community
2.1 Basic knowledge of power supply and distribution in property communities 5
Composition of 2.1.1 residential power supply and distribution system 5
2.1.2 Classification and structural characteristics of residential power supply system 6
2.1.3 Characteristics of low-voltage power supply systems and low-voltage power distribution systems for civil buildings 6
2.1.4 The role of the neutral line in the low-voltage power distribution system 7
2.1.5 Classification of Residential Electrical Equipment 7
2.1.6 Measures to ensure power supply for important loads in property communities 8
2.2 Property Substation 8
2.2.1 Overview of residential substations 8
2.2.2 Electrical main wiring of residential substation 9
2.2.3 Main contents of operation and maintenance of substations 10
2.2.4 Operating skills of the electrician on duty at the substation in a residential area 10
2.2.5 Handling of Accidents in Residential Substations 12
2.3 Transformer 13
2.3.1 Structure of oil-immersed power transformers 13
2.3.2 Inspection before the transformer is put into operation 14
2.3.3 Inspection and Inspection of Transformer 15
2.3.4 Precautions for switching tap-changers 16
2.3.5 Precautions for supplementary transformer oil 16
2.3.6 Common Transformer Fault Handling Methods 18
2.3.7 Common Abnormal Phenomenon in Transformer Operation and Treatment Method 19
2.4 Low-voltage overhead lines 20
2.4.1 Composition of low-voltage overhead lines 20
2.4.2 The role of various parts of low-voltage overhead lines 20
2.4.3 Basic requirements for low-voltage overhead lines 21
2.4.4 Inspection and maintenance of overhead lines 21
2.5 Low-voltage cable lines 22
2.5.1 Basic Structure of the Cable 22
2.5.2 Requirements to be met for laying cables 23
2.5.3 Laying Methods and Applications of Common Cables 23
2.5.4 Inspection and Maintenance of Cable Lines 24
2.6 Indoor power distribution lines 25
2.6.1 Types and Applications of Indoor Distribution Lines 25
2.6.2 Construction steps for indoor wiring 25
2.6.3 Technical requirements that indoor distribution lines should meet 26
2.6.4 Connection methods between wires 27
2.6.5 Connection methods of wires and terminals 30
2.6.6 Wrapping method of insulation tape after wire connection 31
2.6.7 Plastic Sheathed Wire Wiring 32
2.6.8 Conduit Wiring 34
2.7 Distribution Box 39
2.7.1 Electrical appliances in distribution boxes 39
2.7.2 Installation of Distribution Boxes 44
2.8 Standby generator 45
2.8.1 Use and Maintenance of Diesel Generator Sets 45
2.8.2 Emergency Handling of Residential Power Outages 46
Chapter 3 Electrical Lighting
3.1 Basics of Electrical Lighting 48
3.1.1 Common physical quantities of electrical lighting 48
3.1.2 Quality requirements for electrical lighting 49
3.1.3 Electrical Lighting Modes
3.1.4 Types of electrical lighting 51
3.1.5 Design of Electrical Lighting and Selection of Electric Light Sources 51
3.2 Incandescent lamps 52
3.2.1 Incandescent Overview
3.2.2 Attentions for the installation and use of incandescent lamps 52
3.2.3 Common faults of incandescent lamps and their troubleshooting methods 53
3.3 Fluorescent Lights 54
3.3.1 Overview of Fluorescent Lights
3.3.2 Precautions for installation and use of fluorescent lamps 54
3.3.3 Common failures of fluorescent lamps and their troubleshooting methods
3.4 High-pressure mercury lamp 56
3.4.1 Overview of High Pressure Mercury Lamps 56
3.4.2 Precautions for the installation and use of high-pressure mercury lamps 57
3.4.3 Common faults of high-pressure mercury lamps and their troubleshooting methods 57
3.5 Tungsten Halogen Lamp 58
3.5.1 Overview of Tungsten Halogen Lamps
3.5.2 Installation, use and troubleshooting of halogen lamps 58
3.6 LED Light 59
3.6.1 LED Light Overview 59
3.6.2 LED Light Installation 60
3.6.3 Precautions for using LED lights 60
3.7 Common Lighting 61
3.7.1 Classification of common lamps 61
3.7.2 Requirements for lamps in the construction of electrical lighting devices 61
3.8 Emergency Lighting System 62
3.8.1 Types of emergency lighting 62
3.8.2 Installation and Use of Emergency Lighting System 63
3.9 Installation of switches and sockets 63
3.9.1 Switch Installation
3.9.2 Socket Installation
3.10 Inspection and Maintenance of Lighting System 65
3.10.1 Inspection and maintenance of corridor lighting 66
3.10.2 Inspection and Maintenance of Landscape Lighting and Street Lighting 67
3.10.3 Inspection and Maintenance of Emergency Lighting 68
Chapter 4 Common Electromechanical Equipment
4.1 Three-phase asynchronous motors 70
4.1.1 Overview of Three-Phase Asynchronous Motors
4.1.2 Use and maintenance of three-phase asynchronous motors 72
4.2 Single-phase asynchronous motors 75
4.2.1 Overview of Single-Phase Asynchronous Motors 75
4.2.2 Use and maintenance of single-phase asynchronous motors 76
4.3 Central air conditioning 78
4.3.1 Types of air conditioning systems
4.3.2 The composition of the central air-conditioning system
4.3.3 Working principle of central air conditioning
4.3.4 Use of central air conditioning
4.3.5 Central Air Conditioning Operation Management 83
4.3.6 Maintenance of Central Air Conditioners 85
4.3.7 Common faults of central air-conditioning and their troubleshooting methods 88
Chapter 5 Elevator
5.1 Lift Overview 91
5.1.1 Basic Structure of Elevator
5.1.2 Composition of Elevator Mechanisms 91
5.1.3 Main systems of elevators and their functions 91
5.1.4 Working Principle of Elevator
5.2 Elevator Commissioning and Operation
5.2.1 Preparations before elevator commissioning 94
5.2.2 Inspections to be performed before commissioning the elevator 94
5.2.3 Adjustment of the brake 95
5.2.4 Power-on test procedure without traction rope 95
5.2.5 Elevator Test Run
5.3 Elevator Maintenance and Maintenance
5.3.1 Brake 97
5.3.2 Reducer 98
5.3.3 Couplings
5.3.4 Traction Wire Rope 99
5.3.5 Car 101
5.3.6 Elevator Door System 102
5.3.7 Guidance System
5.3.8 Weight Balance System
5.3.9 Elevator safety protection system 104
5.3.10 Maintenance and maintenance of elevator common electrical appliances 107
5.4 Common faults of elevators and their removal methods 107
5.4.1 Common faults of brakes and their troubleshooting methods 107
5.4.2 Common failures of the reducer and their elimination methods 108
5.4.3 Common faults of automatic door mechanisms and their troubleshooting methods 109
5.4.4 Common faults of elevators and their troubleshooting methods 109
5.5 Safe Use and Management of Elevators
5.5.1 Correct Use of Elevator
5.5.2 Elevator Safety Management Regulations 112
5.5.3 Elevator Safe Operating Procedures 112
5.5.4 Rescue rules for people trapped in elevators 113
5.5.5 Safe operation rules for elevator maintenance 113
5.5.6 Regulations for Elevator Room Management 114
Chapter 6 Residential Community Telephone System
6.1 Telephone Communication System Basics 115
6.1.1 Functions of the telephone communication system 115
6.1.2 Classification and Characteristics of Telephone Exchanges
6.1.3 Relay mode of the telephone system 118
6.1.4 Features of the Cell Phone System 119
6.1.5 Phone System Engineering Drawing 120
6.2 Telephone 124
6.2.1 Types and Functions of Telephones
6.2.2 Telephone components and circuit components 125
6.3 Telephone System Common Materials
6.3.1 Telephone and Telephone Cables
6.3.2 Cable Transfer Box 127
6.3.3 Telephone distribution box 127
6.3.4 User Outlet Box 127
6.4 Laying of Cell Phone Lines 128
6.4.1 Requirements and Precautions for Community Telephone Line Laying 128
6.4.2 Laying Method of Cell Phone Line 129
6.5 Installation of Cell Phone Equipment
6.5.1 Requirements to be met during installation of telephone transfer rooms 130
6.5.2 Installation of telecommunication transfer and distribution equipment
6.5.3 Telephone socket and telephone installation 131
6.6 Routine Maintenance of Cell Phone System 131
6.6.1 Maintenance of Programmable Switch 131
6.6.2 Maintenance of Telephone Lines
6.6.3 Telephone common faults and maintenance methods 132
Chapter 7 Satellite Reception and Cable TV System
7.1 Common Antenna Television System (CATV System) 134
7.1.1 Features of the Common Antenna Television System (CATV System) 134
7.1.2 Composition of CATV system 134
7.1.3 Function of the receiving antenna
7.1.4 Types and Functions of Amplifiers
7.1.5 Types and Characteristics of Mixers
7.1.6 Splitters and Branchers
7.1.7 Repair and Maintenance of Common Antenna System
7.2 Satellite TV receiving system 139
7.2.1 Features of Satellite TV Receiving System 139
7.2.2 Composition of a satellite television system
7.2.3 Components of a satellite TV receiving system 141
7.2.4 Connection of Satellite TV Receiving System and CATV System
7.2.5 Types and characteristics of satellite TV receiving antennas 142
7.2.6 Precautions for using satellite tuner 143
7.2.7 Selection of Satellite TV Receiver Antenna 144
7.2.8 Installation and maintenance of satellite TV receiving antennas 145
7.3 Cable TV Systems
7.3.1 Features of Cable TV Systems
7.3.2 Components of a Cable TV System
7.3.3 Main Equipment and Equipment Used in Cable TV System
7.3.4 Cable TV System Figure 151
7.3.5 General requirements for the installation of residential cable television systems 153
7.3.6 Care and Maintenance of Cable TV Equipment
7.3.7 Common Failures of Cable TV System and Their Removal Methods 154
Chapter 8 Fire Alarm and Automatic Fire Extinguishing System
8.1 Basic Knowledge of Fire Alarm and Automatic Fire Extinguishing System 156
8.1.1 Types and functions of fire alarms
8.1.2 Composition of automatic fire alarm and automatic fire extinguishing system 156
8.2 Basic Functions and Main Types of Fire Detectors
8.2.1 Basic functions of fire detectors
8.2.2 Main types of fire detectors
8.3 Structural Features of Fire Detectors
8.3.1 Features and Applications of Smoke Fire Detectors 158
8.3.2 Basic Structure and Working Principle of Ion Smoke Fire Detectors
8.3.3 Basic structure and working principle of photoelectric smoke detector
8.3.4 Structural Features of Temperature-Sensitive Fire Detectors 160
8.3.5 Structural Features of Photosensitive Fire Detectors
8.3.6 Characteristics of combustible gas detectors and composite fire detectors 161
8.4 Automatic fire alarm system
8.4.1 Fire alarm controller 162
8.4.2 Basic forms of automatic fire alarm systems
8.5 Selection of Fire Detectors
8.5.1 Principles for selecting fire detectors
8.5.2 Selection of Point Fire Detectors
8.5.3 Selection of Linear Fire Detectors
8.6 Installation of fire detectors
8.6.1 Provisions for the installation location of fire detectors 165
8.6.2 Installation methods of fire detectors 165
8.6.3 Precautions for installing fire detectors on the ceiling of a room 166
8.6.4 Safe distance between fire detectors and other facilities
8.6.5 Installation of flammable gas fire detectors
8.6.6 Installation of infrared beam smoke detectors
8.6.7 Installation of Manual Alarm Button
8.7 Installation of Fire Alarm Controllers
8.7.1 Technical requirements for installing fire alarm controllers
8.7.2 Precautions for installing fire alarm controller 172
8.7.3 Installation method of fire alarm controller 172
8.8 Components of a Fire Alarm System 173
8.9 Automatic fire suppression systems 174
8.9.1 Sprinkler systems 174
8.9.2 Halogen Gas Automatic Fire Extinguishing System
8.9.3 Carbon dioxide gas automatic fire extinguishing system 175
8.10 Use of fire alarms and automatic fire suppression systems 176
8.10.1 Fire alarm and commissioning of automatic fire suppression systems 176
8.10.2 Conditions for putting into operation an automatic fire alarm system 177
8.10.3 Operation of the Automatic Fire Alarm System
8.11 Maintenance of Fire Alarms and Automatic Fire Extinguishing Systems 178
Chapter 9 Security Systems
9.1 Basic Knowledge of Security System 181
9.1.1 Protection Functions of Security Prevention System 181
9.1.2 Subsystems included in the security system 181
9.2 Basic Knowledge of Anti-theft Alarm System 182
9.2.1 Components of the Burglar Alarm System
9.2.2 Types of Burglar Alarms
9.2.3 Function of Anti-theft Alarm
9.3 Performance of Common Detectors 183
9.3.1 Types and Characteristics of Contact Detectors
9.3.2 Types and Characteristics of Non-Contact Detectors
9.4 Use and Maintenance of Common Detectors
9.4.1 Selection of Anti-theft Detectors
9.4.2 Installation of Door Magnetic Switch
9.4.3 Installation of Glass Break Detectors
9.4.4 Installation of Active Infrared Detectors
9.4.5 Installation of Passive Infrared Detectors
9.4.6 Installation of Ultrasonic Detectors
9.4.7 Installation of Microwave Detectors
9.4.8 Installation of the Dual Detector
9.4.9 Debugging the Burglar Alarm System
9.5 Access Control System 193
9.5.1 Components of the access control system 193
9.5.2 Types and characteristics of access control and intercom systems 194
9.5.3 Installation of Access Control and Intercom System
9.5.4 Debugging the Access Control System
9.6 Patrol Security System
9.6.1 Components of a Patrol Security System
9.6.2 Types and Characteristics of Patrol Security Systems
9.6.3 How Patrol Security Systems Work 198
9.6.4 Technical requirements for patrol security systems 198
9.6.5 Installation of Patrol Security System
9.6.6 Inspection and debugging of patrol security system 198
9.7 Automatic Doors 199
9.7.1 Purposes of Automatic Doors
9.7.2 Types and Features of Automatic Doors
9.7.3 Installation and Wiring of Automatic Doors
9.8 Parking lot (garage) management system 200
9.8.1 Functions of Parking Lot (Warehouse) Management System 200
9.8.2 Composition of parking lot (warehouse) management system 200
9.8.3 Vehicle Entry and Exit Detection Methods and Features 201
9.8.4 Installation of parking lot (warehouse) management system 202
9.8.5 Inspection and Debugging of Parking Lot (Warehouse) Management System 202
9.9 CCTV Monitoring System 203
9.9.1 Components of CCTV Monitoring System 203
9.9.2 Functions of CCTV Monitoring System 205
9.9.3 Configuration of CCTV Monitoring System 205
9.9.4 Camera Selection
9.9.5 PTZ Installation Method 206
9.9.6 Precautions for Camera Installation
9.9.7 Installation of Cabinets and Monitoring Stations
9.9.8 Debugging and Maintenance of TV Monitoring System 208
Chapter 10 Lightning Protection and Safe Use of Electricity in Buildings
10.1 Basics of Lightning Protection 210
10.1.1 Formation of Thunder
10.1.2 The Hazards of Lightning 210
10.2 Common Lightning Protection Devices and Lightning Protection Measures 211
10.2.1 Types and Functions of Common Lightning Protection Devices 211
10.2.2 Basic Lightning Protection Measures
10.2.3 Classification of Lightning Protection of Buildings
10.2.4 Lightning rod installation precautions 213
10.2.5 Valve type arrester installation precautions 213
10.2.6 Installation Precautions for Tube Arrester 214
10.2.7 Maintenance of Lightning Protection Facilities
10.3 Grounding and Zeroing 215
10.3.1 Grounding and Zeroing Overview 215
10.3.2 Common Grounding Methods
10.3.3 Precautions for Grounding and Zeroing 217
10.4 Grounding device 217
10.4.1 Composition of grounding devices
10.4.2 Types and characteristics of grounding bodies 217
10.4.3 Ground Resistance 218
10.4.4 Installation of vertical grounding body 219
10.4.5 Installation of Horizontal Grounding Body 220
10.4.6 Precautions for Ground Wire Installation 220
10.4.7 Selection and Installation Precautions for Grounding Devices 221
10.4.8 Inspection and measurement cycles of grounding devices 221
10.4.9 Maintenance and inspection of grounding devices 222
10.5 Basics of Safe Electricity 222
10.5.1 Forms of Current Harm to the Human Body
10.5.2 Types and Characteristics of Electric Shock
10.5.3 Hazard Analysis When Humans Get Shocked
10.6 Forms of Electric Shock
10.6.1 Single-phase electric shock
10.6.2 Step Voltage Shock 225
10.6.3 Two-phase electric shock
10.6.4 Contact voltage and electric shock 225
10.7 Safe Current and Safe Voltage 226
10.7.1 Safe Current 226
10.7.2 Safe Voltage
10.7.3 Precautions for Using Safe Voltage 228
10.8 Measures for Safe Electricity
10.8.1 Safety measures against electric shock
10.8.2 Relevant regulations for electrical operation 229
10.8.3 Protective measures against sudden calls
10.8.4 General Knowledge of Safe Electricity 230
10.9 Electric shock first aid 231
10.9.1 Overview of electric shock first aid
10.9.2 Rescue method for electric shock 232
references

电工实战丛书物业电工技能速成与实战技巧 The electrician actual combat series property electrician skills quick and practical skills

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